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Home >> Lexus >> 2014 >> IS 350 Base, AWD >> Repair and Diagnosis >> Engine Mechanical >> Mechanical >> Engine Intake / Exhaust System (2GR-FSE) - Service Information >> Intake Manifold >> Removal [04/2013 - 10/2017] >> Procedure

Removal [04/2013 - 10/2017]: Procedure

  1. DISCHARGE FUEL SYSTEM PRESSURE 

    Refer to PRECAUTION [04/2013 - 10/2017]

  2. PRECAUTION 
    NOTE:

    After turning the engine switch off, waiting time may be required before disconnecting the cable from the negative (-) battery terminal. Therefore, make sure to read the disconnecting the cable from the negative (-) battery terminal notice before proceeding with work.

    Refer to PRECAUTION [04/2013 - 08/2015] , or refer to PRECAUTION [08/2015 - 10/2016] , or refer to PRECAUTION [10/2016 - 10/2017]

  3. DISCONNECT CABLE FROM NEGATIVE BATTERY TERMINAL 
    NOTE:

    When disconnecting the cable, some systems need to be initialized after the cable is reconnected.

    Refer to INITIALIZATION [04/2013 - 06/2014] , or refer to INITIALIZATION [06/2014 - 08/2015] , or refer to INITIALIZATION [08/2015 - 10/2016] , or refer to INITIALIZATION [10/2016 - 10/2017]

  4. REMOVE THROTTLE BODY WITH MOTOR ASSEMBLY 

    Refer to REMOVAL [04/2013 - 08/2015] , or refer to REMOVAL [08/2015 - 10/2017]

  5. REMOVE COWL TOP VENTILATOR LOUVER SUB-ASSEMBLY 

    Refer to REMOVAL [04/2013 - 09/2020]

  6. REMOVE INTAKE AIR SURGE TANK ASSEMBLY 
    1. Disconnect the purge valve (purge VSV) connector.
      GTY467551Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    2. Disconnect the No. 1 fuel vapor feed hose from the purge valve (purge VSV).
    3. Remove the bolt and purge valve (purge VSV) from the intake air surge tank assembly.
    4. Slide the clip and disconnect the ventilation hose assembly from the PCV valve (ventilation valve sub-assembly).
      GTY460313Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    5. Slide the clip and disconnect the union to check valve hose from the intake air surge tank assembly.
    6. Disconnect the No. 2 water by-pass hose from the intake air surge tank assembly clamp.
    7. Disconnect the 5 wire harness clamps from the intake air surge tank assembly.
      GTY460314Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    8. Remove the bolt and separate the No. 3 water by-pass pipe from the intake air surge tank assembly.
      GTY414465Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    9. Remove the bolt and separate the No. 2 surge tank stay from the intake air surge tank assembly.
      GTY395524Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    10. Remove the 2 nuts from the intake air surge tank assembly.
      GTY459049Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      Bolt
      Nut
    11. Using a 5 mm socket hexagon wrench, remove the 6 bolts and separate the intake air surge tank assembly from the intake manifold.
    12. Remove the 3 gaskets from the intake air surge tank assembly.
  7. REMOVE FUEL DELIVERY PIPE SUB-ASSEMBLY 

    Refer to PROCEDURE - Step 2

  8. REMOVE INTAKE MANIFOLD 
    1. Remove the 4 bolts, 4 nuts and intake manifold from the cylinder head sub-assembly.
      GTY462517Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      Bolt
      Nut
      Front
    2. Remove the 2 gaskets from the cylinder head sub-assembly.
  9. REMOVE STUD BOLT 

    HINT: 

    If a stud bolt is deformed or the threads are damaged, replace it.

    1. Using an E8 "TORX" socket wrench, remove the 2 stud bolts.
      GTY463648Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
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